Storing energy with compressed air

Wind and solar power are billed as clean energy, but utilities need a way to store surplus energy for when the sun doesn't shine or the wind doesn't blow. Enter compressed air.

http://www.wcsh6.com/video/2207686587001/0/Storing-energy-with-compressed-airhttp://bcdownload.gannett.edgesuite.net/wcsh/35121342001/35121342001_2207697848001_th-5137c6dae4b0ed9255d02ef7-1094249756001.jpg?pubId=35121342001Storing energy with compressed airWind and solar power are billed as clean energy, but utilities need a way to store surplus energy for when the sun doesn't shine or the wind doesn't blow. Enter compressed air.nationallocalwcshNews01:50